Variation in a sample statistic collected from a process may be either random variation or assignable variation.

Question

Quizplus · Accepted Answer

This statement is true. Random variation occurs naturally in a process and is unpredictable, while assignable variation is caused by specific factors and can be identified and eliminated. Understanding the difference between these two types of variation is important in improving the quality of a process.

Variation in a Sample Statistic Collected from a Process May